Fix link to TestOn annotation (#1519)
diff --git a/pkgs/test/README.md b/pkgs/test/README.md
index de20841..fd26947 100644
--- a/pkgs/test/README.md
+++ b/pkgs/test/README.md
@@ -233,7 +233,7 @@
}
```
-[`@TestOn`]: https://pub.dev/documentation/test_api/latest/test_api/TestOn-class.html
+[`@TestOn`]: https://pub.dev/documentation/test_api/latest/test_api.scaffolding/TestOn-class.html
The string you pass to `@TestOn` is what's called a "platform selector", and it
specifies exactly which platforms a test can run on. It can be as simple as the